CN105911631B - 导光体及发光装置 - Google Patents

导光体及发光装置 Download PDF

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Publication number
CN105911631B
CN105911631B CN201610040921.XA CN201610040921A CN105911631B CN 105911631 B CN105911631 B CN 105911631B CN 201610040921 A CN201610040921 A CN 201610040921A CN 105911631 B CN105911631 B CN 105911631B
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CN
China
Prior art keywords
light
refractive
reflective
reflection
structures
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CN201610040921.XA
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English (en)
Chinese (zh)
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CN105911631A (zh
Inventor
奥田满
筱原正幸
田上靖宏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Omron Corp
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Omron Corp
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Publication date
Application filed by Omron Corp filed Critical Omron Corp
Publication of CN105911631A publication Critical patent/CN105911631A/zh
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Publication of CN105911631B publication Critical patent/CN105911631B/zh
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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/006—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to produce indicia, symbols, texts or the like
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/0025—Diffusing sheet or layer; Prismatic sheet or layer
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/0031—Reflecting element, sheet or layer
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0066—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form characterised by the light source being coupled to the light guide
    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
    • G02B6/0086—Positioning aspects
    • G02B6/0091—Positioning aspects of the light source relative to the light guide

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
CN201610040921.XA 2015-02-24 2016-01-21 导光体及发光装置 Active CN105911631B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015034457A JP6406053B2 (ja) 2015-02-24 2015-02-24 導光体および発光装置
JP2015-034457 2015-02-24

Publications (2)

Publication Number Publication Date
CN105911631A CN105911631A (zh) 2016-08-31
CN105911631B true CN105911631B (zh) 2020-01-21

Family

ID=56744309

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610040921.XA Active CN105911631B (zh) 2015-02-24 2016-01-21 导光体及发光装置

Country Status (2)

Country Link
JP (1) JP6406053B2 (ja)
CN (1) CN105911631B (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107037528A (zh) * 2017-04-19 2017-08-11 努比亚技术有限公司 导光板结构、背光模组以及显示终端
JP7054882B2 (ja) * 2017-11-21 2022-04-15 パナソニックＩｐマネジメント株式会社 表示装置
JP6866868B2 (ja) * 2018-03-30 2021-04-28 オムロン株式会社 表示装置及び展示装置
CN110471072B (zh) * 2019-08-19 2021-04-02 华晟（青岛）智能装备科技有限公司 一种反光柱位置辨识方法及系统
CN111965751B (zh) * 2020-09-11 2022-08-30 谷麦光电科技股份有限公司 一种微型显示用高反射率led背光源

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006075362A (ja) * 2004-09-09 2006-03-23 Omron Corp 表示装置
JP2007294478A (ja) * 1993-03-03 2007-11-08 Sharp Corp 照明装置
JP2008203633A (ja) * 2007-02-21 2008-09-04 Harison Toshiba Lighting Corp 表示装置
JP2013045733A (ja) * 2011-08-26 2013-03-04 Hitachi Consumer Electronics Co Ltd 照明ユニット及びこれを用いた表示装置
CN203744012U (zh) * 2014-01-10 2014-07-30 奇菱光电股份有限公司 背光模组及其光学板结构
CN203849450U (zh) * 2014-02-28 2014-09-24 广东谷麦光电科技有限公司 一种导光板
CN104101942A (zh) * 2010-12-31 2014-10-15 亚泰影像科技股份有限公司 导光元件及高均匀度高亮度光源模组
CN104199187A (zh) * 2006-08-22 2014-12-10 鲁姆斯有限公司 基片导波的光学装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8740443B2 (en) * 2006-07-03 2014-06-03 Core Wireless Licensing S.A.R.L. Changing graphics in an apparatus including user interface illumination
KR20160105455A (ko) * 2013-12-31 2016-09-06 쓰리엠 이노베이티브 프로퍼티즈 컴파니 방향 의존적 추출 효율을 갖는 추출기를 포함하는 도광체

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007294478A (ja) * 1993-03-03 2007-11-08 Sharp Corp 照明装置
JP2006075362A (ja) * 2004-09-09 2006-03-23 Omron Corp 表示装置
CN104199187A (zh) * 2006-08-22 2014-12-10 鲁姆斯有限公司 基片导波的光学装置
JP2008203633A (ja) * 2007-02-21 2008-09-04 Harison Toshiba Lighting Corp 表示装置
CN104101942A (zh) * 2010-12-31 2014-10-15 亚泰影像科技股份有限公司 导光元件及高均匀度高亮度光源模组
JP2013045733A (ja) * 2011-08-26 2013-03-04 Hitachi Consumer Electronics Co Ltd 照明ユニット及びこれを用いた表示装置
CN203744012U (zh) * 2014-01-10 2014-07-30 奇菱光电股份有限公司 背光模组及其光学板结构
CN203849450U (zh) * 2014-02-28 2014-09-24 广东谷麦光电科技有限公司 一种导光板

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Publication number Publication date
CN105911631A (zh) 2016-08-31
JP6406053B2 (ja) 2018-10-17
JP2016156948A (ja) 2016-09-01

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